Method and apparatus for searching data in a peer to peer network
CA 2509105 A1 · Owner: Koninklijke Philips Electronics N.V. · Inventors: Van Den Boomen, Wilhelmus H. G. M.; Peters, Marc A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention provides a method and apparatus for more efficient searching peer to peer networks for data. Large peer to peer networks comprise millions of peer clients, or just briefly peers having enormous amounts of data , objects available. Searching all peers takes a lot of time therefore a small , group - private network - is formed within the peer to peer network. Peers for this private network are selected when they satisfy at least on criterion. This criterion relates to for example subscriptions of the peer to data delivery services or to the search query. The private network or networks may be formed upon start-up of the apparatus according to the invention or even right …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Filed November 24, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 24, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 24, 2025.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.